明日天気なら外出します。
tbd
I will go out if it is fine tomorrow.
If the weather is nice, I'll go out tomorrow.
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外出， がいしゅつ， そとで
1. going out, outing, leaving (one's home, office, etc.)
外出
する， 為る
1. to do, to carry out, to perform
2. to cause to become, to make (into), to turn (into)
3. to serve as, to act as, to work as
4. to wear (clothes, a facial expression, etc.)
5. to judge as being, to view as being, to think of as, to treat as, to use...
做，作，干，执行